| Answer | Crossword Clue |
|---|---|
| hodoscope | an instrument for tracing paths of ionizing particles |
| hodoscopes | HODOSCOPE, an instrument for tracing paths of ionizing particles |
| hodoscope | An instrument for observing the paths of subatomic particles, esp. those arising from cosmic rays |
| hodoscopes | An instrument for observing the paths of subatomic particles, esp. those arising from cosmic rays |
| counters | An apparatus used for counting individual ionizing particles or events |
| cymagraph | an instrument for tracing the outline of mouldings also CYMOGRAPH |
| cymograph | an instrument for tracing the outline of mouldings also CYMAGRAPH |
| cymagraphs | CYMAGRAPH, an instrument for tracing the outline of mouldings also CYMOGRAPH |
| cymographs | CYMOGRAPH, an instrument for tracing the outline of mouldings also CYMAGRAPH |
